18027740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29077}}^1$

素因数の和:29117

約数の個数: 24

約数和(自身を含む): 39080832

約数和(自身を除く): 21053092

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 29077, 58154, 116308, 145385, 290770, 581540, 901387, 1802774, 3605548, 4506935, 9013870, 18027740]

約数ペア:

[(1, 18027740), (2, 9013870), (4, 4506935), (5, 3605548), (10, 1802774), (20, 901387), (31, 581540), (62, 290770), (124, 145385), (155, 116308), (310, 58154), (620, 29077)]